{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "cell line", "RNA", "DNA", "cell type"], "input": "Levels of occupied 1,25(OH)2D3 receptor protein increased in these HL-60 cells ; but the total number of 1,25(OH)2D3 receptors decreased about 50% at 24 hours and returned toward normal at 72 hours."}
{"protein": ["1,25(OH)2D3 receptor protein", "1,25(OH)2D3 receptor", "1,25(OH)2D3 receptors"], "cell line": ["HL-60 cells"], "RNA": [], "DNA": [], "cell type": []}